形式模型

In effect , toggling between Undo and Redo implements a comparison or what-if? function; it just happens to be represented in the form of its implementation model.

在效果上，在撤销和恢复之间进行切换实现了比较或&如果这样将会怎样&的功能，它正好以实现模型的形式表达。

triangulated irregular network as a discrete numeric form presenting 3d surface is widely applied in such project fields as dem.

不规则三角网作为一种表现三维表面的离散数字形式在很多领域都有广泛的应用，最常见的如数字高程模型。

In imaging electron optics, for a concentric spherical system composed of two spherical electrodes with electrostatic focusing, the electrostatic potential distribution and the spatial-temporal trajectory of electron motion can be expressed by analytical forms. It is naturally to take such system as an ideal model to investigate the imaging properties, as well as the spatial-temporal aberrations, to analyze its particularity and to find the clue of universalities and regularities.

在成像电子光学中，由两个球面电极组成的静电聚焦同心球系统，由于其静电电位分布和电子运动的空间和时间轨迹能以解析形式表示，很自然被采用作为理想模型，研究其成像特性和空间―时间像差，分析系统的特殊性，从而寻找具有普遍意义和规律性的线索。

The general mathematic model for analyzing the hydrogenerator with the internal armature winding faults is established by using the multi loop theory in this paper.

应用多回路理论建立水轮发电机定子绕组内部故障分析的通用数学模型，引入回路关联矩阵减少回路方程总数并自动形成各种故障形式的回路参数，对水轮发电机定子绕组内部故障的稳态性能进行仿真计算，探讨了水轮发电机定子绕组内部故障（如匝间短路、支路间短路等）规律。

this article is research of application of 3d design software ug carries on the components entity design and movement analysis to the boring lathe main axle system.through the method of virtual design and analysis, obtains the design manufacture or the optimized design reference information and data .first complete the boring lathe main axle system's entity components modelling and assembles using the ug formidable entity modelling function and the assembly function,and then establishes the scenario model under the ug organization analysis function module and completes the movement to analyze.obtains on the main axle components the specified point speed, the acceleration and the displacement on a ideal characteristic parameter and output analysis result of obtains office of destination law of motion by the graph form.

本文是应用3维软件ug对镗床主轴系统进行0件实体设计和运动分析的研究。通过虚拟设计的方法进行设计与分析，得到设计制造或者优化设计的参考信息和数据。应用ug强大的实体造型功能和装配功能首先完成镗床主轴系统的实体0件建模和组装，再对装配好的组件在ug机构分析功能模块下建立scenario模型并完成运动分析，得到主轴0件上特定点的速度、加速度和位移等理想的特征参数并以图表的形式输出分析结果得到指定点的运动规律。

Through model test,it analyzes damage mode of adding batten plate under vertical load,strain relation of load with flexibility、load with steel bar and carbon cloth are given,it obtains dangerous section of span beam when researched damage mechanism,which make structure can reach prospective effect.

通过模型试验，对附加缀板式这种新型结构加固后在竖向荷载作用的破坏形式进行了分析，给出了荷载与挠度、荷载与钢筋及碳纤维应变的关系，并对结构破坏机理进行了研究，得出各跨梁的危险截面，使该结构达到了预期的加固效果。

According to the positions and connecting relationship of bracket, plate and vibration absorber, the paper presents several analysis models of the vibration reduction system for INS under random base excitation.

本文根据支架、转接板、减振器三者与舱段的连接形式，建立了随机激励下惯导减振系统的多种分析模型。

Based on the method of finite element orthogonal test,this paper designs the experimental scheme and gives numerical model of top coal drawing with non chain pillar entry protection .

根据有限元正交试验法，设计了有限元正交试验方案，建立了放顶煤无煤柱护巷的数值模型；通过对计算结果分析，得出放顶煤无煤柱开采沿空巷道的布置参数和支护形式，可为放顶煤无煤柱护巷提供理论依

You can select building single-row, double-row or three-row chain wheel through the parameter model. Besides, you can select the structure type of hub.

所创建的参数化的链轮模型可以选择创建单排、双排或三排链轮，并且可以选择轮毂结构形式，具有较大的灵活性。

The time-trace circular cylinder movement and vorticity structure which obtained in physical experiments are also captured in the present simulation.4, Another numerical investigation is also conducted on VIV response of an elastic mounted circle cylinder under planar shear flow conditions.

随着剪切率的增加，圆柱体的运动形式表现出一种全新的轨迹。5基于切片理论并结合有限体积法和动力有限元方法，成功建立了深海立管涡激振动响应的时域计算模型。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。